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Date:      Tue, 24 Sep 2013 06:15:51 +0530
From:      Amitabh Kant <amitabhkant@gmail.com>
To:        Harald Schmalzbauer <h.schmalzbauer@omnilan.de>
Cc:        freebsd-isdn@freebsd.org, FreeBSD Stable <freebsd-stable@freebsd.org>
Subject:   Re: 9.2 panic with wcb4xxp (dahdi-kmod26-2.6.1.r10738)
Message-ID:  <CAPTAQBLk3Ywhx4opXXLQW=AKnDmzFNk0GBE9oSa5T0o97arbZg@mail.gmail.com>
In-Reply-To: <52405797.9020609@omnilan.de>
References:  <523B04C3.30100@omnilan.de> <CAPTAQBJrhpmvLHdmDP3Rnrm%2BEYfVr_bA6GHVXzfGDY=qY4aW-g@mail.gmail.com> <52405797.9020609@omnilan.de>

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On Mon, Sep 23, 2013 at 8:30 PM, Harald Schmalzbauer <
h.schmalzbauer@omnilan.de> wrote:

>  Bez=FCglich Amitabh Kant's Nachricht vom 21.09.2013 03:24 (localtime):
> > On Thu, Sep 19, 2013 at 7:35 PM, Harald Schmalzbauer
> > <h.schmalzbauer@omnilan.de <mailto:h.schmalzbauer@omnilan.de>> wrote:
> >
> >     Hello,
> >
> >     unloading the kernel module of dahdi-kmod26-2.6.1.r10738 leads to
> this
> >     panic:
> >
> >
> > <snip>
> >
> >     wcb4xxp0: <6>Did not do the highestorder stuff
> >     <6>dahdi: Detected time shift.
> >     <5>dahdi_echocan_mg2: Registered echo canceler 'MG2'
> >
> >     Starting asterisk afterwards also leads to panic.
> >     I guess dahdi development stalled, but I wanted to try it because I=
'd
> >     prefer freeswitch and need BRI support...
> >     Is somebody familiar with dahdi and interested in making it work wi=
th
> >     FreeBSD 9.2?
> >
> >     Thanks,
> >
> >     -Harry (not subscribed to isdn@)
> >
> >
> >
> > Have you been able to solve the problem? I am running Freeswitch (from
> > git, not port) and dahdi/dahdi-kmod26 (from port) with PRI line
> > (Digium 8 span and single span) without any problems on 9.1. Will test
> > it on 9.2 and get back to you if I see a panic .
> Hello Amitabh,
>
> couldn't solve my problem.
> First, dahdi_scan doesn't detect ports jumpered to NT mode. I need 2 port=
s
> in NT mode, so trying anything else with dahdi before my settings get
> correctly recognized is probably not worth the time.
> Also I have to investigate if it is still true that libpri doesn't suppor=
t
> ptmp in NT mode!?!
> In general, the freebsd dahdi port doesn't seem to be in good shape;
> Couldn't find any docs about sysctls (dahdi.wcb4xxp.teignorered, '-d' sho=
ws
> nothing :-( ), no man page =96 hard to find out anything about dahdi in
> FreeBSD, not even the supported hardwhere seems to be documentend
> anywhere...
>
> Any hints highly appreciated, although I think the better way was to teac=
h
> FreeTDM speaking CAPI. HPS does a great job keeping all kind of ISDN
> hardware supported by i4b (ISDN4BSD)!
> Or to make chan_capi work with asterisk11 =96 the lesser evil than fighti=
ng
> dahid...
>
> Thanks,
>
> -Harry
>
>
>
Hello Harry

Sadly, there is not much help while installing/using dahdi on FreeBSD.
There does not seem to by any sysctls defined for dahdi which are needed to
set for certain cards. Infact, for the 8 span card, to change the default
T1  to E1, I had to make changes in the code directly.


Amitabh



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